Efficient Smelting - Mine less / Less Furnaces / Less Refineries. Instead of 1, get how much you want. Works with iron, copper, steel, stone and fluids. Supports Bobs Plates and DP77s Plates. You can modify how many plates you want for one ore in furnaces (1 to 100), and how many fluids you want to multiply in refineries (1 to 10)